Diamond shape extruder insert



FIG. 1 is a top plane view of a diamond shape extruder insert showing my new design;

FIG. 2 is a cross-sectional view along line 2—2 of FIG. 1; and,

FIG. 3 is a front elevational view of the diamond shape extruder insert of FIG. 1. 

The ornamental design for a diamond shape extruder insert, as shown and described. 